/* Enhanced Aesthetic 3D Loader styling */
.loader-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #0a1929 0%, #213858 100%);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    transition: opacity 0.8s ease-out, visibility 0.8s;
    overflow: hidden;
    perspective: 1000px;
}

/* 3D Animated background elements */
.loader-container::before {
    content: '';
    position: absolute;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(65, 147, 239, 0.3) 0%, rgba(35, 71, 129, 0) 70%);
    animation: pulse-bg 6s infinite ease-in-out;
    transform-style: preserve-3d;
    transform: translateZ(-50px);
}

/* Floating 3D elements background */
@keyframes float-element {
    0% { transform: translate3d(0, 0, 0) rotate3d(1, 1, 1, 0deg); }
    50% { transform: translate3d(20px, -15px, 30px) rotate3d(1, 1, 1, 180deg); }
    100% { transform: translate3d(0, 0, 0) rotate3d(1, 1, 1, 360deg); }
}

/* Create multiple floating 3D elements */
.loader-container::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='100' height='100' viewBox='0 0 100 100'%3E%3Cpolygon fill='%234193ef' points='50,15 75,30 75,70 50,85 25,70 25,30'/%3E%3C/svg%3E") 0 0 / 100px 100px repeat;
    opacity: 0.1;
    animation: floating-bg 15s linear infinite;
}

/* 3D grid on the floor */
.loader-floor {
    position: absolute;
    width: 500px;
    height: 500px;
    bottom: -100px;
    background-image: linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px), 
                      linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px);
    background-size: 30px 30px;
    transform: rotateX(60deg) scale3d(1, 1.5, 1);
    transform-style: preserve-3d;
    animation: floor-animation 8s linear infinite;
}

.loader-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    transform-style: preserve-3d;
    transform: translateZ(50px);
}

/* Much bigger logo with 3D effect */
.loader-logo {
    width: 280px;
    height: auto;
    margin-bottom: 30px;
    animation: floating-3d 3s infinite ease-in-out;
    filter: drop-shadow(0 10px 25px rgba(65, 147, 239, 0.4));
    transition: transform 0.3s;
    transform-style: preserve-3d;
    border-radius: 8px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.2), 0 0 30px rgba(65, 147, 239, 0.3);
}

.loader-logo:hover {
    transform: scale(1.05) rotateY(10deg);
}

.loader-text {
    font-family: 'Arial', sans-serif;
    font-size: 22px;
    color: #ffffff;
    margin-top: 20px;
    font-weight: bold;
    text-shadow: 0 2px 15px rgba(65, 147, 239, 0.6);
    animation: fade-in-up 0.5s ease-out forwards, glow 2s infinite alternate;
    opacity: 0;
    transform: translateY(20px);
    letter-spacing: 1px;
}

.loader-text:nth-child(3) {
    animation-delay: 0.2s;
}

.loader-text:nth-child(4) {
    animation-delay: 0.4s;
    font-size: 18px;
    color: #4193ef;
}

/* 3D Spinner with holographic effect */
.loader-spinner {
    position: relative;
    width: 80px;
    height: 80px;
    margin: 30px 0;
    transform-style: preserve-3d;
    perspective: 800px;
}

.loader-spinner::before,
.loader-spinner::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border-radius: 50%;
    border: 6px solid transparent;
    box-shadow: 0 0 20px rgba(65, 147, 239, 0.6);
}

.loader-spinner::before {
    border-top-color: #4193ef;
    border-right-color: #4193ef;
    animation: spin-3d 2s linear infinite;
    transform: rotateX(60deg) rotateZ(0deg);
}

.loader-spinner::after {
    border-bottom-color: #1fe6ff;
    border-left-color: #1fe6ff;
    animation: spin-3d-reverse 1.5s linear infinite reverse;
    transform: rotateX(-60deg) rotateZ(0deg);
}

/* Holographic Progress dots */
.progress-dots {
    display: flex;
    margin-top: 20px;
    perspective: 100px;
}

.dot {
    width: 12px;
    height: 12px;
    margin: 0 6px;
    border-radius: 50%;
    background-color: #4193ef;
    box-shadow: 0 0 15px #4193ef, 0 0 30px rgba(65, 147, 239, 0.6);
    animation: dot-pulse-3d 1.4s infinite ease-in-out;
    transform-style: preserve-3d;
}

.dot:nth-child(1) {
    background-color: #4193ef;
}

.dot:nth-child(2) {
    animation-delay: 0.2s;
    background-color: #1fe6ff;
}

.dot:nth-child(3) {
    animation-delay: 0.4s;
    background-color: #7161ef;
}

.loader-hidden {
    opacity: 0;
    visibility: hidden;
}

/* Make sure the content doesn't flash before loader disappears */
.content-container {
    opacity: 0;
    transition: opacity 0.5s ease-in;
}

.content-visible {
    opacity: 1;
}

/* Keyframe Animations */

/* 3D Pyramid Loader Styles */
.pyramid-loader {
    position: absolute;
    width: 50px; /* Pyramid base edge length */
    height: 50px; /* Pyramid base edge length */
    top: 50%;
    left: 50%;
    transform-style: preserve-3d;
    /* Static transform for positioning + initial animation state */
    transform: translate(-50%, -50%) translateY(-20px) rotateY(0deg) rotateX(15deg);
    animation: spin-pyramid 7s infinite linear;
}

.pyramid-face {
    position: absolute;
    width: 50px;  /* Base of the triangle face */
    height: 47px; /* Slant height of the triangle face (calculated for H=40, BaseEdge=50) */
    /* Center the div before applying clip-path and transforms */
    top: calc(50% - 47px / 2);
    left: calc(50% - 50px / 2);
    background-color: rgba(255, 215, 0, 0.75); /* Gold with transparency */
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%); /* Triangle pointing up, base at bottom */
    transform-origin: center bottom; /* Rotate around the center of the base of the triangle */
}

/* Positioning and rotating each face to form the pyramid */
/* Angle for rotateX is ~58 degrees (for H=40, Apothem=25) */
.pyramid-face.front {
    transform: rotateY(0deg) translateZ(25px) rotateX(58deg);
}

.pyramid-face.back {
    transform: rotateY(180deg) translateZ(25px) rotateX(58deg);
}

.pyramid-face.left {
    transform: rotateY(-90deg) translateZ(25px) rotateX(58deg);
}

.pyramid-face.right {
    transform: rotateY(90deg) translateZ(25px) rotateX(58deg);
}

/* Animation for the pyramid container */
@keyframes spin-pyramid {
    0% {
        transform: translate(-50%, -50%) translateY(-20px) rotateY(0deg) rotateX(15deg);
    }
    100% {
        transform: translate(-50%, -50%) translateY(-20px) rotateY(360deg) rotateX(15deg);
    }
}

/* Original Keyframe Animations Follow */
@keyframes spin-3d {
    0% { transform: rotateX(60deg) rotateZ(0deg); }
    100% { transform: rotateX(60deg) rotateZ(360deg); }
}

@keyframes spin-3d-reverse {
    0% { transform: rotateX(-60deg) rotateZ(0deg); }
    100% { transform: rotateX(-60deg) rotateZ(-360deg); }
}

@keyframes floating-3d {
    0% {
        transform: translateY(0px) translateZ(0px) rotateY(0deg);
        filter: drop-shadow(0 10px 25px rgba(65, 147, 239, 0.4));
    }
    50% {
        transform: translateY(-15px) translateZ(30px) rotateY(5deg);
        filter: drop-shadow(0 25px 30px rgba(65, 147, 239, 0.6));
    }
    100% {
        transform: translateY(0px) translateZ(0px) rotateY(0deg);
        filter: drop-shadow(0 10px 25px rgba(65, 147, 239, 0.4));
    }
}

@keyframes pulse-bg {
    0% {
        transform: scale(1) translateZ(-50px);
        opacity: 0.3;
    }
    50% {
        transform: scale(1.1) translateZ(-30px);
        opacity: 0.5;
    }
    100% {
        transform: scale(1) translateZ(-50px);
        opacity: 0.3;
    }
}

@keyframes floating-bg {
    0% { background-position: 0 0; }
    100% { background-position: 100px 100px; }
}

@keyframes floor-animation {
    0% { transform: rotateX(60deg) translateZ(-50px) scale3d(1, 1.5, 1); }
    50% { transform: rotateX(60deg) translateZ(-30px) scale3d(1.1, 1.6, 1); }
    100% { transform: rotateX(60deg) translateZ(-50px) scale3d(1, 1.5, 1); }
}

@keyframes fade-in-up {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow {
    from {
        text-shadow: 0 0 5px #fff, 0 0 10px #fff, 0 0 15px #4193ef, 0 0 20px #4193ef;
    }
    to {
        text-shadow: 0 0 10px #fff, 0 0 20px #fff, 0 0 30px #4193ef, 0 0 40px #4193ef;
    }
}

@keyframes dot-pulse-3d {
    0%, 100% {
        transform: scale3d(0.8, 0.8, 1) translateZ(0);
        opacity: 0.6;
    }
    50% {
        transform: scale3d(1.2, 1.2, 1.5) translateZ(10px);
        opacity: 1;
        box-shadow: 0 0 20px currentColor, 0 0 40px rgba(65, 147, 239, 0.8);
    }
}

/* Make sure the content doesn't flash before loader disappears */
.content-container {
    opacity: 0;
    transition: opacity 0.5s ease-in;
}

.content-visible {
    opacity: 1;
}